Dovbnya Ol'ga Anatoliyivna. Social and political factors of changing in the structure of peasantry of the Ukrainian Soviet Socialist Republic in the years 1927-1932 : к.і.н. : spec.. 07.00.01 - Історія України : presented. 2003-06-26; popup.evolution: .; Donetsk State University. – , 0403U002749.

Updated: 2026-11-07